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  <title>Whether a offset exists</title>

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  <h1 class="refname">Judy::offsetExists</h1>
  <p class="verinfo">(PECL judy &gt;= 0.1.1)</p><p class="refpurpose"><span class="refname">Judy::offsetExists</span> &mdash; <span class="dc-title">Whether a offset exists</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-judy.offsetexists-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><strong>Judy::offsetExists</strong></span>
    ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$offset</code></span>
   )</div>

  <p class="para rdfs-comment">
   Whether or not an offset exists.
  </p>
  
 </div>

 
 <div class="refsect1 parameters" id="refsect1-judy.offsetexists-parameters">
  <h3 class="title">参数</h3>
  <dl>

   
    <dt>
<em><code class="parameter">offset</code></em></dt>

    <dd>

     <p class="para">
      An offset to check for. 
     </p>
    </dd>

   
  </dl>

 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-judy.offsetexists-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns <strong><code>TRUE</code></strong> on success or <strong><code>FALSE</code></strong> on failure.
  </p>
 </div>

 
 
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